Contact experts in R to get answers
1,925 views 1,230 posts
Questions related to R
Dear all, For my master's thesis I would like to conduct a path analysis (moderated mediation). However, some of my mediating/outcome (thus endogenous) variables are dichotomous. Unfortunately,...
06 June 2019 5,095 6 View
I am currently learning how to construct multi-level network in social network analysis. But I have lack of learning materials, references, or online courses for this, especially ones using R...
06 June 2019 6,736 3 View
Hi there, Does anybody know if it is possible to extract p-Values with the semPLS package in R? With the function bootsempls I can bootstrap and get confidence intervalls and standard errors, but...
06 June 2019 1,375 1 View
This is the code I am running in R (It was working fine until last week) "nbmodel
06 June 2019 9,923 3 View
Hi! I am trying to use a stationary non.financial corporate debt to GDP ratio on some level basis (differencing would not be possible) in R. How to make the ratio stationary? I tried STL and...
06 June 2019 8,756 4 View
Could you please recommend me source code package of data discretization in Matlab, R, Weka,...? I need to compare different discretization method
06 June 2019 8,728 3 View
05 June 2019 3,911 8 View
Sorry if these end up being kind of naive questions, but I'm only starting to get into this type of data analysis technique: -When I decide to remove a specific variable from my Rotated Component...
13 May 2019 2,977 8 View
I have been using dada2 with no issues until one day when I opened the program and received this error > library(dada2) Error: package or namespace load failed for ‘dada2’ in loadNamespace(j...
05 May 2019 2,477 2 View
Need to generate sequennce {Vj}. I'm using r if it matters
05 May 2019 6,332 1 View
So here is the thing: I ran a Likert scale questionnaire that had 16 questions (n=328) and afterwards wondered if these questions 'overlapped' somehow. Therefore, I generated a correlation matrix...
05 May 2019 8,402 13 View
I conducted my CFA analysis in R. Does anyone know how to get discriminant and convergent validity for CFA? I watched James Gaskin's videos on validity, but he uses output from AMOS. Could I...
05 May 2019 4,486 5 View
Hi: So, after using MetaPhlan, I obtained an abundance table that I would like to analyze. My main objective is to compare 2 communities, so I'm searching for a pipeline that will allow me to...
05 May 2019 2,149 1 View
Greeting, I am designing a survey to test 7 independent variables (IV's) impact on 2 dependent variables (DV's) My draft questionnaire has variables measured on Likert scale which would result in...
11 April 2019 6,480 8 View
I have two different dataset, I need to compute a split using these different objects, per grid cell in a raster in the R. One of the datasets contains the cells of my grid, the other contains the...
04 April 2019 5,451 1 View
Once I have an estimated or calibrated multinomial logit and glmer models, I need to see how the model is strong in its prediction capabilities by observing and checking the whole capacity of...
04 April 2019 3,565 3 View
For many years I have used Sidelook (http://www.appleco.ch/) to assess understorey structure. However, I am using Linux for a few years and do not intend to return to Windows. Thus, I would like...
04 April 2019 2,677 3 View
As we know, Mixed effects logistic regression is used to model binary outcome variables, in which the log odds of the outcomes are modeled as a linear combination of the predictor variables when...
04 April 2019 5,778 9 View
Hi everyone, I was just wondering if anyone has this particular cell line and would be willing to send a couple of frozen vials? Thank you in advance!
02 April 2019 9,643 0 View
01 April 2019 5,887 3 View
I am trying to induce apoptosis using electrical voltage. I need a positive control for apoptosis and necrosis
29 March 2019 1,480 4 View
Hi, For example: If I have 20 eligible studies (Both case-control studies and cross-sectional studies without any control group ) coming out of a systematic search. Can I do meta-analysis with 10...
27 March 2019 6,821 6 View
I tried to do relative survival analysis specifically poisson regression in relsurv package in R. And I want to include covariate x time interaction term since the hazard (or excess hazard) in my...
17 March 2019 6,259 3 View
I am a beginner in phylogenetics, so there may be some fundamental misconceptions I have, so please bear with me. I am working on a project to test which specific gene is the best at predicting...
11 March 2019 2,341 3 View